﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Browser;
using SMS.ViewModel.Login;
using SMS.Model;
using System.ComponentModel;

namespace SMS
{
    public partial class App : Application
    {
        /// <summary>
        /// 
        /// </summary>
        /// 
        public ViewModel_Common_Session objCheckSession;
        /// <summary>
        /// Root Visual Grid.
        /// </summary>
        private Grid rootVisual = new Grid();

        public App()
        {
            this.Startup += this.Application_Startup;
            this.Exit += this.Application_Exit;
            this.UnhandledException += this.Application_UnhandledException;

            InitializeComponent();
        }

        private void Application_Startup(object sender, StartupEventArgs e)
        {
            UserLoginInformationlist objUserInfoFromIsolatedStorage = ViewModel_Common_Session.CheckForLoginStatus();
            if (objUserInfoFromIsolatedStorage == null)
            {
                var objLoginMDI = new Views.Login.LoginPage();
                rootVisual.Children.Add(objLoginMDI);
                this.RootVisual = rootVisual;
            }
            else
            {
                rootVisual.Children.Clear();
                this.RootVisual = rootVisual;

                var objlogin = new ViewModel.Login.LoginPageViewModel(rootVisual);
                objlogin.Login_Clicked(objUserInfoFromIsolatedStorage.UserLoginInfo);
            }
        }

        private void Application_Exit(object sender, EventArgs e)
        {
            new AuthenticationModel().AuthenticateUser(LoggedinUserName, string.Empty, false);
        }

        public static bool IsRunning
        {
            get { return !DesignerProperties.IsInDesignTool; }
        }

        private void Application_UnhandledException(object sender, ApplicationUnhandledExceptionEventArgs e)
        {
            // If the app is running outside of the debugger then report the exception using
            // the browser's exception mechanism. On IE this will display it a yellow alert 
            // icon in the status bar and Firefox will display a script error.
            if (!System.Diagnostics.Debugger.IsAttached)
            {

                // NOTE: This will allow the application to continue running after an exception has been thrown
                // but not handled. 
                // For production applications this error handling should be replaced with something that will 
                // report the error to the website and stop the application.
                e.Handled = true;
                Deployment.Current.Dispatcher.BeginInvoke(delegate { ReportErrorToDOM(e); });
            }
        }

        private void ReportErrorToDOM(ApplicationUnhandledExceptionEventArgs e)
        {
            try
            {
                string errorMsg = e.ExceptionObject.Message + e.ExceptionObject.StackTrace;
                errorMsg = errorMsg.Replace('"', '\'').Replace("\r\n", @"\n");

                System.Windows.Browser.HtmlPage.Window.Eval("throw new Error(\"Unhandled Error in Silverlight Application " + errorMsg + "\");");
            }
            catch (Exception)
            {
            }
        }

        public static string LoggedinUserName { get; set; }
        public static string LoggedInTime { get; set; }
        public static SMS.Entities.SalesManDetail CurrentSalesMan;        

        public static Size AppDimension
        {
            get
            {
                return new Size { Height = App.Current.Host.Content.ActualHeight, Width = App.Current.Host.Content.ActualWidth };
            }
        }

    }
}
